Home / 42,012.12-57,976.12-24,106.74

Finding the Fourth Proportional to 42,012.12, 57,976.12 and 24,106.74

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Solution

The fourth proportional to 42,012.12, 57,976.12 and 24,106.74 is: 33,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,012.12 : 57,976.12 = 24,106.74 : x
  2. Step 2: Convert to fraction form
    42,012.12/57,976.12 = 24,106.74/x
  3. Step 3: Cross multiply
    42,012.12x = 57,976.12 × 24,106.74
  4. Step 4: Simplify right side
    42,012.12x = 1,397,615,251.05
  5. Step 5: Solve for x
    x = 1,397,615,251.05/42,012.12
  6. Step 6: Final answer
    x = 33,266.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.